Skin ceramic heat pipe

The invention relates to the technical field of heat pipes, in particular to a skin ceramic heat pipe which comprises a steel pipe, a high-temperature-resistant lining is installed on the inner wall of the steel pipe, a skin cable is arranged in the high-temperature-resistant lining, a plug piece is arranged at the lower end of the steel pipe and extends into the high-temperature-resistant lining, and a limiting piece is installed at the upper end of the steel pipe. The limiting piece extends into the high-temperature-resistant lining, the skin cable is installed between the limiting piece and the plug piece, a plurality of straight rods are arranged between the limiting piece and the plug piece at equal intervals, a first conducting rod is installed in the middle of the lower end of the plug piece, and the first conducting rod penetrates through the plug piece and is connected with the skin cable; and a second conducting rod is arranged in the middle of the upper end of the limiting piece, penetrates through